Lapack ifort. Commented Aug 28, 2019 at 4:53.

Lapack ifort lib files related to MKL (it’s a shortcut), and -o specifies the object file. 9 sources from Netlib and built the Lapack library (just Lapack, not including reference BLAS or running tests). g. Your approach to the initialization of the variables isn't valid Fortran. f90 -llapack -lblas The MKL libraries are in different directories than the compiler runtime and other libraries. Now, I need to setup a new system running AMD CPU (specifically Ryzen 7). In the makefile compiler flags are mentioned as "-Vaxlib" which is not supported in the new version of compilers I have. a You could also rename them (add the lib We assume that you already have a library of LAPACK and BLAS routines that you can link the example programs to; they may be libraries that you have compiled yourself, from the netlib LAPACK source code, or they may be libraries obtained from elsewhere, e. Original LAPACK was written in If you are using a recent version of ifort, installing it normally and sourceing the ifortvars script will take care of the -L paths, if you are using (default) dynamic libraries. f90 file is not supposed to be included inside a program/subroutine/function. The function I am using currently is DSYEV_F95, which is called either: call DSYEV_F95(A=RMEigenVectors,W=RVEigenValues,Info=ISTmp& &,JobZ="N") producing eigen value only, or. , its value is undefined. When I wanted to make a matrix defined as integer(kin hi all, i am using the intel compiler 'ifort' on an intel itanium (2) 64 bit machine. ARM (armflang) and NAG (nagfor) compilers are supported but little tested and As a test, today I modified "-O3 -xN -ipo" flags of lapack's make. gz2) cd lapack-3. inc file ,and I modified Makefile also to make . If you wish to use some of the newer routines that are present in Lapack 3. Intel® oneAPI Math Kernel Library provides the interface libraries and modules precompiled with the Intel® Fortran compiler. One way to fix this would be to add a default initialization to the type definition: Hi, pls how do i link my program (called solve. o liblapack. f90 llapack lblas Information: Those libraries were built with CMAKE for Visual Studio 2015 and Mingw compilers and correspond to LAPACK 3. @echo off IF NOT DEFINED abaqus_intel_compiler ( call "C:\Program Files (x86)\Intel\ifort\compilers_and_libraries\windows\bin\ifortvars. Pull Request 621: Description: There is a known bug in LAPACK related to workspaces smaller than the value computed by the routine. /feap -L/usr/X11R6/lib64 -lX11 -lm . See table below; Link your C application built with MSVC with the BLAS and LAPACK libraries (the lib files) you just downloaded. – schneiderfelipe. I am using a piece of very simple Fortran90 code and I am compiling it linking to the appropriate Lapack libraries included in the Intel MKL package, available in my machine, which runs in Ubuntu. ifort -I $(MKLPATH) -o matrix_diag_01 matrix_diag_01. If you can't get a diagnostic with ifort -diag-enable sc, it would be worth a problem report. In my f90 code i have. 5. \\n. This is because the routines use a floating-point variable to return the integer workspace size. 4+ds1-2) Try: sudo apt install <deb name> I need to install the intel ifort compiler because the executable is faster if I compile with the -fast option. 2-64bit ifort -mkl dgels-ex. exe" %* The called batch file ifortvars. The CMake config looks for LAPACK and BLAS with: find_package(BLAS REQUIRED) find_package(LAPACK REQUIRED) I have a good MKL I am working with ifort (fortran 90 compiler)on a cluster with multiple nodes. a -Wl,--start-group lapack, blas and lapack++ were already installed by the technicians. . # # LAPACK, Version 3. Contribution by: Eric Lars. bat" intel64 set abaqus_intel_compiler=1 ) "C:\SIMULIA\CAE\2019\win_b64\code\bin\ABQLauncher. of California Berkeley Univ. intel. The distributed memory linear algebra routines in ScaLAPACK require MPI in addition to the compiler and MKL I want to compile LAPACK with the ifort compiler on linux using CMake. For ifort -o . but, when using -O3 flag ,the a. f) with intel's lapack. Support for other compilers: Pathscale (pathf95), Sun Studio (sunf95), AMD Open64 (openf95), added in the past, is still there, but it is likely obsolete. call steve(variables here) Normally I would mingw64/mingw-w64-x86_64-openblas 0. 1. /64b/*. Linking GLIBC statically has many issues (c++ - Why is statically linking glibc discouraged?- Stack Overflow), but foremost, you need to install the ld does static library recursive searches only in the group of libraries surrounded by start-group . I need to look for optimized compilers for this platform as well as Currently, configure supports Intel (ifort), NAG (nagfor), PGI (pgf90) and gfortran compilers. a -Wl,--start-group I am testing different options for matrix multiplication with different parameter types for matrices. No luck mpif90 -O3 -I. My aim is to install a custom molecular simulation software. If you look at the makefile you'll see that these are compiled Im trying to access some of the routines in the lapack. Moreover MKL (Math Kernel Library) with BLAS and LAPACK are included in it. of Tennessee, -- 137 * -- Univ. From the documentation: Support for 32-bit targets is deprecated in ifort and may be removed in a future release. 0-1) command 'isort' from deb isort (4. 9. You may change the compiler with an additional parameter of make: FC=<compiler>. Here's the make call make CC=icc FC=ifort DYNAMIC_ARCH=1 USE_OPENMP=1 # -*- Makefile -*- ##### # LAPACK make include file. Download ZGEEV + dependencies Purpose: ZGEEV computes for an N-by-N complex nonsymmetric matrix A, the eigenvalues and, optionally, the left and/or right eigenvectors. a libslatec. this is the massage: ld: cannot find -lmkl_intel_lp64 how can I solve this problem?? I'm using Ubuntu and Kubuntu 12. the NAG Library, Intel's MKL, or the ARM Performance Library. 6 but not in Lapack 3. If you wish to build against the serial version of MKL, you would use -mkl=sequential. For example, a real linear least square problem is solved by the dgels driver. By default, the ifort compiler is assumed. Please help as at this point I am slowly loosing my mind. I've added -assume protect_parens to our code (elk. Look for them in a directory parallel to where your icc is The reason I mention the latter is because ifort (post variable setting and all) tells me: "-libpath:C:\Program Files (x86)\Intel\oneAPI\mkl\latest\lib\intel64" I tried running without /static, but I need the /Qopenmp for my calculations. Note that your command line in #4 specifies the static library for Lapack95. o The NAG sites has a collection of examples to test LAPACK drivers. [bla@Einstein test]$ ifort sample-matrix-diagonalised. so: undefined reference to `f_cpstr' If you are linking against a version of lapack which someone has built for you, apparently using ifort, you must link against the corresponding Fortran libraries. out is produced, so I am sure that I incluced all the object files. In my experience, LAPACK is great when you wish to invert huge N×N matrices, but it can be really slow for inverting smaller 2×2, 3×3, and 4×4 matrices. -- 138 * November 2011 I'm not sure whether this is a compiler, LAPACK or user issue. If you are using a recent version of ifort, installing it normally and sourceing the ifortvars script will take care of the -L paths, if you are using (default) dynamic libraries. The examples show how to: I am having trouble linking MKL math libraries to my project with CMake. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The . For this matrix dimension, the DSYEV subroutine is giving me both the eigenvalue and eigenvector without any errors. On a 750 Mhz Pentium III laptop, building and testing LAPACK takes Hi!! All Please I have a problem to run a program who content suroutine lapack and blas whit ifort. 我是用fortran编程计算的，这里主要涉及fortran编译器的一些问题. 0, mkl and the f95 lapack interfaces to do some eigenvalue decompositon. On linux and MacOS, MKL supports gfortran, but gfortran compiled lapack will not work with ifort. f90 I see mkl_lapack. 04 Cordialy, tchaktheo ld does static library recursive searches only in the group of libraries surrounded by start-group . After running the following for the Quoting - tim18 You might check the ifort 11. Do not attempt to use the LAPACK-95 and BLAS-95 libraries unless your code calls the Fortran-95 Calling LAPACK, BLAS, and CBLAS Routines from C/C++ Language Environments Using Complex Types in C/C++ Calling BLAS Functions that Return the Complex Values in C/C++ Code. of Tennessee Univ. I am experiencing a segmentation fault as the execution reach this function: forrtl: severe(174): SIGSEGV, segmentation fault occured and the Best/easiest option AFAICT is to replace MinGW64 with MSYS2, then you can just install lapack with it's package manager: pacman -Sy mingw-w64-x86_64-lapack (you should be able to install the MSYS2 gcc/gfortran toolchain as its dependency): the library will be placed in MSYS's shared library folder. x86_64) in order to interface to MKL using the BLAS and LAPACK interface (using the mkl_ prefixed header files): But simply change the command as follow: []$ ifort *. 0-1 I took an example fortran source file from the Intel MKL library examples; I copied the dgelsx. A more minimalist set of packages can be installed with: sudo apt-get install libblas-dev liblapack-dev Also, if you ifort -o name name. The problems with LAPACK and IFORT problems are primarily due to the precision calculations in (slamch. 03) gfortran cp make. The last option mkl_lapack95_ilp64. As Les said, the fact that the VS/ifort build system runs in 32-bit mode and optionally targets Intel64 mode, while gfortran builds in 64-bit mode, should not be of great ifort is the Intel Fortran compiler, the /Qmkl option tells the compiler to link standard . The ifort compiler has an -mkl optimization flag, and from the man page or ifort –help The LAPACK library is a collection of routines, which parallelize nicely (for large problems), and MKL is an optimized multi-threaded library. for It gives the following message: Command 'ifort' not found, did you mean: command 'fort' from deb fort-validator (1. parallel /Qopenmp LAPACK = /Qopenmp /Qmkl:parallel LIB = $(LAPACK) BLAS & LAPACK1) tar zxvf lapack-3. o lsame. Sadly, the I have read thatBLAS/LAPACK routines are now internal to the MKL core library, so there is no separate MKL Lapack library and the customary flag '-lmkl_lapack' is now obsolete and should be removed. a You could also rename them (add the lib with LAPACK. 0, offered at the top of the forum, to see whether this bug still exists. When I try to compile, I get these errors: /usr/lib/liblapack. That includes the system’s C library, most likely GLIBC on a GNU-derived system. f90. f and dlamch. -- Written on 8-February-1989. For my use case, where I need to invert billions of 2×2 and 4×4 matrices instead of a few large N×N matrices, I got a 30% speedup of my program replacing the LAPACK calls by direct calculations of the matrix Dmitry Baksheev (Intel) wrote: Hi Vishnu, The lapack. As shown above list, there is no file, 'libmkl_lapack. Lab 2: Using Intel MKL with Multithreaded LAPACK Write a Fortran/C/C++ program which uses the LAPACK routine DGETRF to compute the LU factorization of a matrix of2000*2000 random entries. 1/interfaces/blas95 or mkl/8. fi, which would require include 'mkl_lapack. exe executable and mkl_test. Hi Building OpenBLAS with Intel version 19. 一. i am carrying out a `make` operation (OS:red hat linux enterprise edition). o ifort -g -O0 -fPIC -c slamch. mod files can also be obtained from files of interfaces ifort -c mkl_lapack. mod file into the main mkl include directory, should that be the one you want. A driver routine will call the necessary lower level routines to solve one particular problem. The code compiles well using . Currently, configure supports gfortran and the Intel (ifort), NVidia (nvfortran, formerly PGI pgf90) compilers. /INSTALL/make. 33-rt32. Use the -mkl compiler option for simple jobs, and use the MKL Link Line Advisor for more intricate jobs. The ifort compiler has an -mkl optimization flag, and from the man page or ifort –help-mkl[=<arg>] link to the Intel(R) Math Kernel Library 最近需要用到scalapack库做 并行计算 ，要安装mpi和lapack，遇到一些问题，弄明白了分享一下给后来人避坑. Commented Aug 28, 2019 at 4:53. for eg. Otherwise, most likely you'll have to build it yourself. el6rt. Our latest 11. When I tried to compile *. f -o lsametst. o ifort -O3 -fPIC -c slamchtst. Add a comment | 3 Answers Sorted by: Reset to default 94 . f90 -mkl" and running the file "out", I got an error Information: Those libraries were built with CMAKE for Visual Studio 2015 and Mingw compilers and correspond to LAPACK 3. f90 -o-lmkl_lapack -lmkl_blas yelds: cannot find lmkl_blas. NOOPT = -O3 -fltconsistency -fp_port LOADER = ifort LOADOPTS = # # Timer for the SECOND and DSECND routines # # Default : SECOND and DSECND will use a call to the EXTERNAL FUNCTION ETIME TIMER I am using ifort 14. 5 (which is the version that MKL matches), or if you wish to build Lapack 3. of Colorado Denver and NAG Ltd. so' or 'libmkl_lapack. end-group. Nice try. bat holds the following line, which looks like the MKL is already [in] JOBU: JOBU is CHARACTER*1 Specifies options for computing all or part of the matrix U: = 'A': all M columns of U are returned in array U: = 'S': the first min(m,n) columns of U (the left singular vectors) are returned in the array U; = 'O': the first min(m,n) columns of U (the left singular vectors) are overwritten on the array A; = 'N': no columns of U (no left singular The -mkl compiler flag does not pull in any Lapack95 or BLAS95 routines. Either compile it separately, and then 'use lapack95' inside your program, or put the include statement outside of the program, at file level (possibly replacing include with #include and preprocessing the file). /lib -lmkl_solver -lmkl_lapack -lmkl_em64t -lguide -lpthread . dylib'. f90 or ifort -c mkl_blas. Additionally, the Fortran 95 interfaces and wrappers are delivered LAPACK development repository. But now I have other problems: it seems that the way I was trying to use lapack and blas libraries is not the right way. I am unable to compile lapack 3. o slamchtst. I compile the code using: ifort -mkl matrixinv. To get started, look at some of the Linear Algebra PACKage (LAPACK) is a Fortran-based efficient library for linear algebraic operations shared under a 3-Clause BSD License. fi' (not USE), and lapack95. 6 libraries using IFort, the process is quite simple, and does not require Cmake or even GNU make. 1/interfaces/lapack95) into user defined directory <user_dir> As a bonus, it offers a LAPACK implementation as well. 20-2 mingw64/mingw-w64-x86_64-lapack 3. so dynamic-linked libraries of lapack. o ifort -o testlsame lsame. One of them is dgemm routine within BLAS. example make. f90 -llapack -lblas rather than ifort program. By default, the compiler will not search for libraries in the MKL lib directory. It occurs to me that lapack contains many routines related to algebraic calculation, so I found the subroutine ZGETRI. com account, including the source to reproduce the problem. I can't even find what some of the options mean in the Intel Fortran Compiler User & Reference Guide. f file to a folder in my msys will it be possible to use the arpack libraries in Microsoft Visual Studio with the Intel ifort compiler? I I want to compile LAPACK with the ifort compiler on linux using CMake. I use the Lapack function DGETRF to compute LU decomposition of the matrix. 安装mpich/openmpi. ifort make. The fundamental problem is not a difference between ifort and gfortran. I am having trouble compiling/linking the code. 1. program a use mkl95_lapack implicit none. of Colorado Denver NAG Ltd. call DSYEV_F95(A=RMEigenVectors,W=RVEigenValues,Info=ISTmp& I am trying to use Lapack for a 128 bit precision calculation of a matrix singular value decomposition (SVD) and I found out that there is some black compiler magic to accomplish this. These libraries should be easily incorporated into a Fortran It is also unclear as to whether you do have 64-bit Blas and Lapack libraries installed; normally, such libraries go into /usr/lib64 rather than /usr/lib. However, as soon as my matrix dimension goes to 20**4 X 20**4 then I am getting this following errors after You can test your application using MKL with ifort and whichever lapack you choose with gfortran. too. I guess a similar option for Windows + MKL. The text was updated successfully, but these errors were encountered: All reactions. It still This repository contains example programs written in Fortran 90 showing how to call double precision versions of most top-level LAPACK (driver and computational) routines. out when I replaced ifort with g77, I can link just fine and executable test. 0. 144 * -- LAPACK is a software package provided by Univ. Any guidance is greatly appreciated. ifx does not support 32-bit targets. why lo ZGEEV computes the eigenvalues and, optionally, the left and/or right eigenvectors for GE matrices. inc. 安装前检查编译器，未安装的先安装好(gfortran或ifort要有一个) MKL has its own BLAS and LAPACK internally, so I think it should be sufficient to just link MKL (in the case of Linux + ifort, -mkl option). Hello, I am trying to write a program to extract eigenvalues from strain tensors, however, when I try to link my code against the MKL libraries I get the following errors: I have been using Intel CPUs with Parallel Studio which bundles icc, icpc and ifort (compiler for C,C++ and Fortran) which are optimized for Intel. The (ld) linker -l<library> option expects the library to be named with a "lib" prefix and suffix like ". I am new to using the Math Kernel Library(mkl). f90 random. f90 $(MKLPATH)libmkl_lapack95. Otherwise, you should file a problem report on your premier. For large probrems you get the best performance with the default. I already have MKL (also Intel Parallel Studio XE) installed on my computer. I secceeded. The uncompressed LAPACK distribution comprises some 35 MB of source files. dll. Hello, I am currently developping a code that requires the inversion of a matrix. 34. 7でページが消えてたのでキャッシュを魚拓 lapackコンパイルで上記ページと違う点 A point of clarification and emphasis: MKL is a replacement for both BLAS and Lapack, whereas Netlib and Netlib-origin libraries may keep the two separated (for historical reasons -- BLAS was created a few years before Lapack). f90 files suffix, ifort: warning #10147: no action performed for specified file(s) Intel® oneAPI Math Kernel Library provides multi-core optimized high performance LAPACK functionality consistent with the standard. /modules -I. Most of the time, I prefer to use the shared library, so the flag for me would be -lmkl 基本はこのページを参考 ※2019. o lapack_prb. a you are trying to statically link all libraries into your executable. etc. The link line advisor suggests the following: ifort Eigen. a", but that one drop both the prefix and suffix when specifying the library in the option. I have a program that uses a system-of-linear-equations-solver( gesv routine) of LAPACK (which comes with MKL). 10. This will generate the mkl_test. f95 after changing previous *. 166 on a PC with an i5-8400 CPU. f) LAPACK. inc ifort cp . f90 had errors. obj object file in Dear all, I encountered some problems when building the case B1850 on HPC, but the case X has been built and ran sucessfully although it had some warnings during the build. Apparently, this is a problem with ifort. o ifort -g -O0 -fPIC -c My calling sequence is ifort -o test. Unless you initialize a variable with a declaration, assignment statement, etc. ifort -c -mkl -o lapack_prb. I used /Qxhost /fpp /nologo /Qvec-threshold:80 as the compiler option, and built on Windows 10-64 using IFort 19. exe main. and it works fine with no error! So it means that now ifort can read my library (local ones)! Also note that changing the order of libraries are very important, and it depends on the order of usage of those subroutines inside the program. In the case of gfortran, we need a bit more options Author Univ. a ifort: warning #10315: specifying -lm before files may supersede the Intel(R) math library and affect performance ld: cannot find -lX11 Makefile:30: die Regel für Ziel „feap“ scheiterte I am trying to compile a model code with mpiifort. f90 llapack lblas 136 * -- LAPACK is a software package provided by Univ. a libblas. o lsametst. of California Berkeley, Univ. Obtaining Numerically Reproducible Results x. 0 Kudos The (ld) linker -l<library> option expects the library to be named with a "lib" prefix and suffix like ". o The -mkl flag without any options builds against the threaded version of MKL. I did a search and there is a libmkl_lapack95 and s I want to calculate inversion of a complex matrix. Share. /lib/feaplib. 281 results in a bunch of LAPACK test errors. Instructions: Download the BLAS and LAPACK dll and lib that correspond to your need. sourceforge. I have a general ideahow the program should work, i. One problem that might come up with Intel Fortran in the future is 32-bit support. o -L. x lapack_prb. a libtmglib. 018 compiler you are using you might be able to continue using the high-level You will get better performance by using the MKL libraries, which are included with IFort, than by using third party Atlas and Lapack libraries. So I compiled Lapack and Sorry if ifort doesn't complain about your RESHAPE source line. These files are in the include directory. while the 'gmake' works on a P4 32 bit machine using the GNU fortran compiler G As a test, I downloaded the Lapack 3. e. 7. The code compiles well using. ScaLAPACK. The memory for each node is shared among its processors. Record the execution time of the DGETRF routine only (not including the time of generating random entries), and display that time. The Intel® oneAPI Math Kernel Library (oneMKL) LAPACK examples are Fortran and C source files that illustrate how to call LAPACK routines in the oneMKL library. That is why you have to specify the xx95 libraries explicitly. i already tried but i get errors: ifort -g -o solve solve. Copy link poulson I couldn't reproduce this issue using ifort version 2021. Hi, I'm trying to run the following MKL interface make files in RHEL MRG (3. f90 ifort -mkl -o lapack_prb. If you do not have administrator rights, do the following: copy the whole directory (mkl/8. mod, which may require either that you add to the include path or copy the . Ok it turns out that test. o ifort -o testslamch slamch. It gives me lots of errors. is there any substitute to this flag ? I am getting following series of errors: ifort: command line remark #10148: option '-Vaxl The LAPACK distribution, available from the netlib repository at lapack. 1 release might contain a fix, so if you can upgrade beyond the 10. tgz, is a 5 MB file. 1 # # April 2009 # ##### # # See the INSTALL/ directory for more examples. o ifort -O3 -fPIC -c lsametst. Building the libraries, test and timing programs adds between 80 and 100 MB of objects, libraries and executables to this. 3. net) and made zheev as the default eigenvalue solver for the moment. 2. of Tennessee, -- 145 * -- Univ. Unexpectedly, after compiling the following code with "ifort -o out -heap-arrays test. -- 146 * November 2011 The procedure entry point mkl_lapack_ao_zgeqrf could not be located in the dynamic link library G:\Program Files(x86)\VNI\imsl\fnl701\Intel64\lib\imslmkl_dll. 0 library with intel , an i am getting following error: ifort -O3 -fPIC -c lsame. And I have already spent almost two weeks trying to make B1850 work without success. To use the syntax appearing in the LINKS variable in your makefile, your libraries need to be named like this: libllapack. I have to shamefully admit that I never fully understood With ifort -static -o test. -I. Does any one have any suggestion how to get around this? Thanks! Jeni Additionally, this patch adds support ifort’s 8 byte integer flag to cmake system for building BLAS and LAPACK. f90 -lmkl_intel_ilp64 -lmkl_core -lmkl_sequential -lpthread -lm -ldl But using that doesn't help. the command ifort test. Further Details: Level 3 Blas routine. 0 + Bug Fix. Contribute to Reference-LAPACK/lapack development by creating an account on GitHub. In your second attempt, you should have used the command ifort program. f -o lsame. The Intel Fortran compiler (ifort) supports the option -r16 which instructs the compiler to take all variables declared as DOUBLE PRECISION to be 128 bit reals. f -o dgels-ex. There's a typo in @Maythux's answer: there should be no e in liblapacke. , how to break the program into tasks and assign tasks to each processors. Both Intel MKL and AMD acml mathematical libraries are supported, the former much better than the latter. It is also unclear as to whether you do have 64-bit Blas and Lapack libraries installed; normally, such libraries go into /usr/lib64 rather than /usr/lib. We assume that you already have a library of LAPACK and BLAS routines that you can link the example programs to; Intel Fortran compiler, ifort; PGI Fortran compiler, pgf90; ARM Fortran compiler, armflang; The example programs have been shown to work with all these compilers on various 64-bit GNU/Linux operating systems, and the first three also on 64-bit Microsoft Windows. f -o slamch. f90 /usr/lib64/liblapack_pic. These libraries must be compatible with the vpkg_devrequire intel/14. Or if that is not possible, at least how to do it with the Make system. inc4) make bla I am using LAPACK (DSYEV) subroutine to diagonalize a real symmetric sparse matrix of dimension 20 X 20 using intel fortran complier. lib is to link the LAPACK95 interface library to the object file (this is not a part of the core MKL). f -o slamchtst. If many symbols are missing in the loading phase: you did not specify the location of all needed libraries (LAPACK, BLAS, FFTW, machine-specific optimized libraries), in the needed order. 6. I have verified that the file exists in that path, and that there is no other file of that name in the system apart from the one in the corresponding Win32 path. There are 8 processors per node. Quantum ESPRESSO, like a multitude of other scientific codes, does a lot of linear algebra and uses the BLAS, LAPACK, and ScaLAPACK libraries to this end. 1-1 mingw64/mingw-w64-x86_64-arpack 3. a -o profmm. out can execute (but the result is still wrong). mpep lzid vtkwj racumd qvl pulv otsozmkyw miosk vkwet nxsu